______ do not have a net dipole moment. (a) CS2 (b) SO3 (c) H2S (d) SO2

State the hybridization and geometry of the indicated atoms. (a) НО OH (b)-> (c) я CH3 (d)

Which of the following compounds contain polar covalent bonds yet would be considered non-polar molecules?  (a)H2O (b) CF2I2 (c) PH3 D)  CF4

1. For each molecular geometry, give the number of total electron pairs, the number of bonding pairs and the number of lone pairs on the central atom. (a) (b) (c) 2. For the following species provide the Lewis structure and make a 3D sketch showing estimated bond angles. Determine the polarity of each molecular and draw the dipole. a) SF4 b) KrF4 3. Determine the 3D structure of the molecule of formula C2H4O (H3CCHO). Indicate the geometry around each "central" atom and estimate bond angles. Representing Molecular Geometries on Paper X-A-X XX Linear Trigonal planar Bent Tetrahedral Trigonal pyramidal Trigonal bipyramidal Seesaw Octahedral Square planar